Locking burr



FIG. 1 is a perspective view of a locking burr showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a left side elevational view thereof as seen 90° from the view of FIG. 4;

FIG. 6 is a front elevational view thereof as seen 90° from the view of FIG. 5; and,

FIG. 7 is a right side elevational view thereof as seen 90° from the view of FIG. 6. 

The ornamental design for a locking burr, as shown and described. 